I. Cho đúng dạng động từ:
1. closing
2. was invented
3. has done
4. send
II. Rewrite:
1. A new scholl will be built in my village nẽt year.
2. Penicillin was discovered by Alexander Fleming in 1982.
3. Nga said she lived in Nghe An.
4. She has taught Math at this school since 2005.